package com.itheima.dao.impl;

import com.itheima.dao.UserDao;
import org.springframework.beans.factory.annotation.Autowired;

public class UserDaoImpl implements UserDao {

    @Autowired
    private UserDao userDao;

    public void save() {
        System.out.println("impl里save");

    }
    public void setUserDao(UserDao userDao){
        this.userDao=userDao;
    }
}
